Home / 1,881.62-2,596.64-1,042.33

Finding the Fourth Proportional to 1,881.62, 2,596.64 and 1,042.33

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Solution

The fourth proportional to 1,881.62, 2,596.64 and 1,042.33 is: 1,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.62 : 2,596.64 = 1,042.33 : x
  2. Step 2: Convert to fraction form
    1,881.62/2,596.64 = 1,042.33/x
  3. Step 3: Cross multiply
    1,881.62x = 2,596.64 × 1,042.33
  4. Step 4: Simplify right side
    1,881.62x = 2,706,551.22
  5. Step 5: Solve for x
    x = 2,706,551.22/1,881.62
  6. Step 6: Final answer
    x = 1,438.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.